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Subsequent Events - (Details) - Subsequent Event $ / shares in Units, $ in Thousands		6 Months Ended
	Nov. 06, 2020 Employee	Oct. 04, 2020 $ / shares	Nov. 10, 2020 USD ($)
Subsequent Event [Line Items]
Common stock dividends (in dollars per share) \| $ / shares		$ 0.175
Hagen, Germany \| Facility Closing
Subsequent Event [Line Items]
Expected additional restructuring charges			$ 82
Non Cash Charges \| Hagen, Germany \| Facility Closing
Subsequent Event [Line Items]
Expected additional restructuring charges			$ 20
Facility Closing \| Hagen, Germany
Subsequent Event [Line Items]
Estimated number of positions eliminated \| Employee	200